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Finding the Fourth Proportional to 24,004.60, 35,942.10 and 18,820.60

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Solution

The fourth proportional to 24,004.60, 35,942.10 and 18,820.60 is: 28,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,004.60 : 35,942.10 = 18,820.60 : x
  2. Step 2: Convert to fraction form
    24,004.60/35,942.10 = 18,820.60/x
  3. Step 3: Cross multiply
    24,004.60x = 35,942.10 × 18,820.60
  4. Step 4: Simplify right side
    24,004.60x = 676,451,887.26
  5. Step 5: Solve for x
    x = 676,451,887.26/24,004.60
  6. Step 6: Final answer
    x = 28,180.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.